labovslabourWhich spelling fits?

Which to use

“labo” and “labour” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#12,609
“labo” frequency rank
#20,183
“labour” frequency rank
32792
confusion score

Side-by-Side Comparison

Feature labo labour
Definition Laboratoire. Façon qu’on donne à la terre en la remuant et la retournant en formant des sillons.

Where the eye mixes labo and labour

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

4 ch
labo
6 ch
labour

Visual trap between labo and labour

A purely visual mix-up. labo (\la.bo\) and labour (\la.buʁ\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 2 extra letter(s) - “labo” sits inside “labour”. Our composite confusion score for this pair is 32792, derived from the frequency rank of both members and their visual similarity.

labo is recorded at frequency rank #12,609, classified as anoun, pronounced \la.bo\. labour is at rank #20,183, tagged as anoun, pronounced \la.buʁ\.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 32792, this pair ranks #294,928 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of labo vs labour

Shared letters: ablo. Private to "labo": -. Private to "labour": ru.

"labo" · 4 letters · shape CVCV  ·  "labour" · 6 letters · shape CVCVVC

Known mistypes of this pair

  • laboalbo · labbo · laob · lbao · llabo
  • labouralbour · labbour · laboru · labourr · labuor · laobur · lbaour · llabour

Frequently Asked Questions

Can "labo" and "labour" be used interchangeably?
No. They are said differently (\la.bo\ versus \la.buʁ\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "labo" or "labour"?
"labo" is the more common of the two: it sits at frequency rank #12,609 in our French list, against #20,183 for "labour". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Eye-level mix-up between "labo" and "labour" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "labo" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "labour" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #294,928 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "labo" and "labour" also get mixed up with nearby pairs, the highest-scored neighbour is "labour vs Lacour". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #294,928 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list